Fusion 360

How to Change Mm to Inches in Fusion 360?

Changing Measurement Units in Fusion 360: A Step-by-Step Guide

Fusion 360 is a powerful CAD tool that allows users to design with precision. Changing the measurement units from millimeters to inches is a common task that can facilitate your design process. This guide walks you through the process of adjusting your document settings to work in inches.

Step 1: Accessing Document Settings

Begin by locating the Document Settings within your current Fusion 360 project. Look for the Document Settings panel, usually found in the Browser on the left side of your screen. This panel may be collapsed, so you might need to click on an arrow or indicator next to Document Settings to expand it.

Step 2: Modifying the Units

With the Document Settings expanded, find the option labeled “Units.” Clicking on this option will present you with a dropdown menu that lists the currently active units. To change to inches, click on the dropdown, and you will see various unit options.

Step 3: Selecting Inches

From the units menu, select “Inches” as your desired measurement unit. By doing this, all subsequent measurements and dimensions that you create or modify within this document will now be in inches.

Step 4: Verify Unit Change

To ensure the unit change was successful, check the Properties section of your document settings. Click on the appropriate settings to view the current units, and confirm that it reflects the change to inches. This verification helps avoid any potential errors in measurements as you proceed with your design.

Ensuring Consistency in Existing Designs

If you are working with an existing design, you might want to double-check all dimensions to ensure they align with the new measurement system. It can be a good practice to update any dimensions that might still be in millimeters to avoid confusion during your design process.

Working with Sketch Dimensions

If your project contains sketches that were made in millimeters, you may need to update the dimensions to reflect the new units of inches. Enter the edit mode for your sketch, select any dimension line, and manually update the value to match the equivalent measurement in inches. This two-step assurance guarantees accuracy throughout your project.

Frequently Asked Questions (FAQ)

1. What happens to existing dimensions when I change units?

When you switch the unit settings from millimeters to inches, existing dimensions will not automatically convert to reflect the new units accurately. You will need to manually adjust existing sketch dimensions to ensure they are correct in the new measurement system.

2. Can I switch back to millimeters after changing to inches?

Yes, you can revert the units without any issues. Simply follow the same steps for changing units to select “Millimeters” from the units dropdown in Document Settings.

3. Will other users working on the same file see my unit changes?

Yes, any changes made to the document settings, including unit preferences, will be visible to all users working on the same project file. This is crucial for maintaining consistency across collaborative designs.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.